// Copyright 2013-2015 Serilog Contributors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

namespace Serilog.Core.Enrichers;

class FixedPropertyEnricher : ILogEventEnricher
{
    readonly EventProperty _eventProperty;

    public FixedPropertyEnricher(in EventProperty eventProperty)
    {
        if (eventProperty.Equals(EventProperty.None)) throw new ArgumentNullException(nameof(eventProperty));

        _eventProperty = eventProperty;
    }

    public void Enrich(LogEvent logEvent, ILogEventPropertyFactory propertyFactory)
    {
        Guard.AgainstNull(logEvent);

        logEvent.AddPropertyIfAbsent(_eventProperty);
    }
}
